CN108140979B - Power bus bar connecting tool - Google Patents
Power bus bar connecting tool Download PDFInfo
- Publication number
- CN108140979B CN108140979B CN201780003295.XA CN201780003295A CN108140979B CN 108140979 B CN108140979 B CN 108140979B CN 201780003295 A CN201780003295 A CN 201780003295A CN 108140979 B CN108140979 B CN 108140979B
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- fixing plate
- fixed
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- movable
- shaft
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/027—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting conductors by clips
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/514—Bases; Cases composed as a modular blocks or assembly, i.e. composed of co-operating parts provided with contact members or holding contact members between them
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/007—Butt joining of bus-bars by means of a common bolt, e.g. splice joint
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
- H01R4/40—Pivotable clamping member
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/26—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for engaging or disengaging the two parts of a coupling device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
- H01R25/14—Rails or bus-bars constructed so that the counterparts can be connected thereto at any point along their length
- H01R25/145—Details, e.g. end pieces or joints
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
Abstract
A power bus bar connection tool belongs to the field of power equipment. The electric power busbar connecting tool is provided with a hydraulic cylinder transmission unit (15), a circuit control unit (21) connected with a power input end, a fixed part (1) detachably connected with the electric power busbar, a movable part (2) detachably connected with the electric power busbar and a loading part (3) clamping a connecting column, wherein the movable part (2) is slidably connected with fixed shafts (11 and 12) of the fixed part (1), the movable part (2) is fixedly connected with the hydraulic cylinder transmission unit (15) of the fixed part (1) through a movable shaft (13), the movable shaft (13) slides axially relative to the fixed shafts (11 and 12) under the driving of the hydraulic cylinder transmission unit (15), and the loading part (3) is slidably connected with the fixed shafts (11 and 12) of the fixed part (1) and slides between a main body of the fixed part (1) and a main body of the movable part (2). The busbar connecting tool realizes that a plurality of connecting columns are assembled in two power busbars at the same time, and realizes the correct butt joint of the two power busbars.
Description
Technical Field
The invention relates to the field of power equipment, in particular to a power bus bar connecting tool.
Background
In the field of power distribution, the connection of two power busbars usually adopts an overlapping and overlapping method, and then is fastened by bolts, so that the connection method needs to overlap the two busbars by a certain length to keep the current density of a contact surface within a certain range, and thus the temperature rise of the connection part meets the relevant standard. In order to reduce the temperature rise of the power equipment, the length of the overlapping of the busbars needs to be increased, so that the contact area is increased, the current density of the contact surface is reduced, and finally the temperature rise of the equipment is reduced. Increasing the overlap length increases the amount of the bus bar used, and further increases the manufacturing cost of the device. The bolt for fastening can reduce the electrical gap or the interphase distance between the busbars, the distance between the busbars needs to be increased in order to keep the electrical gap or the interphase distance unchanged, and the increase of the distance between the busbars inevitably causes the increase of the occupied space of the busbars. How to increase the contact area to reduce the temperature of the busbar but not reduce the electrical gap or the distance between the busbars and not enlarge the occupied space of the busbar. In order to solve this problem, a new bus bar connection method is proposed, in which two bus bars are butted by a connection column, as shown in fig. 21.
Disclosure of Invention
The invention aims to provide a power busbar connecting tool which is used for assembling a connecting column into a power busbar and realizing butt joint of two power busbars.
Therefore, the invention provides a power bus bar connecting tool which is provided with a hydraulic cylinder transmission unit, a circuit control unit connected with a power input end, a fixed part detachably connected with a power bus bar, a movable part detachably connected with the power bus bar and a loading part clamping a connecting column. The movable part is connected to the first and second fixed shafts of the fixed part in a sliding manner, the movable part is connected to the hydraulic cylinder transmission unit of the fixed part in a fixed manner through the movable shaft, the movable shaft slides axially relative to the first and second fixed shafts under the driving of the hydraulic cylinder transmission unit, and the loading part is connected to the second fixed shaft of the fixed part in a sliding manner, slides between the main body of the fixed part and the main body of the movable part and rotates around the second fixed shaft. The fixing part is provided with a first fixing shaft, a second fixing shaft parallel to the first fixing shaft, a movable shaft parallel to the first fixing shaft, a first fixing plate which is perpendicular to and fixedly connected with the first fixing shaft and the second fixing shaft, a second fixing plate which is perpendicular to and fixedly connected with the first fixing shaft and the second fixing shaft, a hydraulic cylinder transmission unit arranged between the first fixing plate and the second fixing plate, a third fixing plate which is perpendicular to and fixedly connected with the first fixing shaft and the second fixing shaft, a fourth fixing plate which is perpendicular to and fixedly connected with the first fixing plate and the second fixing plate, and a first positioning column which is arranged on the fourth fixing plate and used for inserting a positioning hole in the electric bus bar. The movable shaft is fixedly connected to a piston rod of the hydraulic cylinder transmission unit, and the piston rod drives the movable shaft to move between the first fixing plate and the third fixing plate.
The movable part is provided with a seventh fixing plate, a fifth fixing plate, a sixth fixing plate, a second positioning column, a clamping part, a motor driving unit and a limiting part, wherein the fifth fixing plate is perpendicular to and fixedly connected with the seventh fixing plate, the sixth fixing plate is perpendicular to and fixedly connected with the seventh fixing plate, the second positioning column is arranged on the seventh fixing plate and used for being inserted into a positioning hole in the power bus bar, the clamping part is arranged between the fifth fixing plate and the sixth fixing plate and penetrates through the seventh fixing plate and used for clamping the power bus bar, the motor driving unit is arranged on the seventh fixing plate and used for driving the clamping part to move, and the limiting part is. The loading part is provided with two movable plates which can be opened or closed relatively around the axis of the second fixed shaft, and the movable plates are provided with receiving cavities for receiving the coupling columns.
Specifically, the fixing portion further includes a first heating portion disposed on the fourth fixing plate and used for heating the power bus bar, and the first heating portion is movably coupled to the fourth fixing plate and used for adjusting a distance between the first heating portion and the power bus bar. The movable part also comprises a second heating part which is arranged on the seventh fixing plate and used for heating the power bus bar, and the second heating part is movably connected with the seventh fixing plate and used for adjusting the distance between the second heating part and the power bus bar.
Specifically, the fixing part is further provided with a supporting part for supporting the loading part, a supporting end of the supporting part penetrates through the first fixing plate, and the length of the supporting end protruding out of the first fixing plate is adjusted through a sliding block of the supporting part.
Specifically, the limiting part comprises a base body, a cylindrical pin in interference fit with the base body, a limiting end partially inserted into the base body, a spring for resetting the limiting end and an electromagnet matched with a core end of the limiting end, the electromagnet is fastened on the base body through a screw, the limiting end is provided with a tooth end meshed with a tooth socket of the clamping part, the tooth end is provided with a groove matched with the cylindrical pin, the electromagnet attracts the core end of the limiting end to enable the tooth end to be disengaged from the tooth socket of the clamping part, and the spring acts on the tooth end to enable the tooth end to be meshed with the tooth socket again.
Specifically, the first fixing shaft is fixedly connected with the first fixing plate through a cylindrical pin, the second fixing shaft is fixedly connected with the first fixing plate through a cylindrical pin, the first fixing shaft is fixedly connected with the second fixing plate through a cylindrical pin, and the second fixing shaft is fixedly connected with the second fixing plate through a cylindrical pin.
Specifically, the first fixing shaft and the third fixing plate are fixedly connected through a cylindrical pin, and the second fixing shaft and the third fixing plate are fixedly connected through a cylindrical pin.
Specifically, one end of the movable shaft of the fixed part is fixedly connected with the fifth fixed plate of the movable part through a nut.
The invention also provides a power bus bar connecting tool, which is provided with a power input end and a circuit control unit, and is also provided with a fixed part detachably connected with the power bus bar, a movable part detachably connected with the power bus bar and a loading part clamping the connecting column, wherein the movable part is slidably connected with the fixed shaft of the fixed part, the movable part is fixedly connected with the pneumatic cylinder transmission unit of the fixed part through a movable shaft, the movable shaft is driven by the pneumatic cylinder transmission unit to axially slide relative to the fixed shaft, and the loading part is slidably connected with the fixed shaft of the fixed part and slides between the main body of the fixed part and the main body of the movable part.
Advantageous effects
1. The bus bar connecting tool disclosed by the invention realizes that a plurality of connecting columns are assembled in two power bus bars simultaneously, and realizes the correct butt joint of the two power bus bars.
2. The movable part is provided with a clamping part and a second positioning column, the fixed part is only provided with a first positioning column, and the second busbar can be flexibly adjusted in position before being butted by the configuration until the second busbar, the connecting column and the first busbar are completely aligned. Because the precision of the busbar installation site is not very high, the position of each product needs to be temporarily adjusted according to the site condition in the assembly process. Because the movable part has centre gripping female arranging of second, consequently, can regard female arranging of second and hookup instrument as a whole, this whole can rotate around the axis of first locating column, also can remove along the axis of first locating column, female arranging of second still can slide along the fixed axle of fixed part under the centre gripping of movable part, consequently, female arranging of second can adjust self position in a flexible way before the butt joint, until female arranging of second, hookup post and the female three of arranging of first align completely. Such a configuration improves the adaptability of the tool to the working environment.
3. The movable part and the fixed part are respectively provided with a handle, the same keys are arranged on the handles, only two hands hold the handles and trigger the corresponding keys at the same time, the corresponding functions of the connecting tool are effective, and the injury of personal safety caused by the bus bar in the butt joint process is effectively avoided.
4. The telescopic supporting end solves the storage problem of the loading part after the assembly of the connecting column is completed, the two movable plates of the loading part are hung on the supporting end, the loading part is made to withdraw from the butt joint path of the busbar, the loading part is prevented from being clamped in the butt joint process of the two busbars, and the smooth butt joint of the busbars is facilitated.
5. The loading part which can be opened or closed can slide or rotate on the second fixed shaft, thereby facilitating the loading of the connecting column.
6. The heating part is used for carrying out high-frequency electromagnetic heating on the busbar, preheating is uniform, heating efficiency is improved, open fire does not exist on site, fire hazard is eliminated, and working environment is improved.
7. The heating part is movably adjusted, and can heat the busbars with different thicknesses, so that the applicability of the connecting tool to different busbar thicknesses is improved.
Drawings
The invention and its advantages will be better understood in the following description of embodiments given as non-limiting examples with reference to the accompanying drawings, in which:
fig. 1 is a perspective view of a power bus bar coupling tool according to a first embodiment of the disclosure, in which a movable portion is in a first position and a loading portion is in a closed state;
FIG. 2 is a perspective view from another perspective of FIG. 1, with the movable section slid to a second position and the loading section in an open position;
FIG. 3 is a perspective view of FIG. 1 with the housing and circuit control portions removed;
FIG. 4 is a perspective view of the stationary portion of FIG. 1 with the housing and circuit control portion removed;
FIG. 5 is a perspective view of the movable portion of FIG. 1 with the housing and circuit control portion removed;
FIG. 6 is a partially cut-away perspective view of the stationary portion of FIG. 1;
fig. 7 is a partially exploded perspective view of a power bus bar connection tool disclosed in the present invention;
FIG. 8 is a partially cut-away perspective view of the stop portion of the present disclosure with the tooth ends in the engaged position;
FIG. 9 is a partially cut-away perspective view of the stop portion of the present disclosure with the tooth end in a non-engaged position;
FIG. 10 is an exploded perspective view of the spacing portion of the present disclosure;
FIG. 11 is an exploded perspective view of the movable section of the present disclosure;
fig. 12-20 are schematic diagrams illustrating a process of using the power bus bar coupling tool according to the first embodiment;
fig. 21 is a partially cut-away perspective view of the power bus bar after butt joint;
fig. 22 is a perspective view of a power bus bar coupling tool according to a second embodiment of the disclosure.
Description of the reference numerals
1. A fixed part; 2. a movable portion; 3. a loading section; 11. a first fixed shaft; 12. a second fixed shaft; 13. a movable shaft;
14. a first fixing plate; 15. a hydraulic cylinder transmission unit; 16. a second fixing plate; 17. a first heating section; 18. a support portion;
19. a third fixing plate; 110. a fourth fixing plate; 111. a first positioning post; 21. a circuit control unit; 22. a fifth fixing plate;
23. a shaft sleeve; 24. a limiting part; 25. a second positioning column; 26. a second heating section; 27. a clamping portion; 28. a seventh fixing plate;
29. a sixth fixing plate; 41. an electromagnet; 42. a spring; 43. a core end; 44. a tooth end; 45. a cylindrical pin; 46. a limiting end;
47. a substrate; 48. a groove; 5 air inlet end.
Detailed Description
In the busbar installation site, when two busbars need to be butted, one busbar is fixedly installed, the other busbar is movable, and the movable busbar is butted to the fixedly installed busbar. This application will be fixed mounting the female definition of arranging well be first female arranging, will be mobilizable female the definition of arranging for the second female arranging. Before the electric busbar is in butt joint, the busbar needs to be pretreated, a prefabricated hole for receiving a connecting column is processed on the butt joint surface of the busbar, the depth of the prefabricated hole is slightly larger than half of the length of the connecting column, a positioning hole matched with a positioning column of a tool is processed on the binding surface of the busbar and a connecting tool, and the diameter of the positioning hole is slightly larger than that of the positioning column, so that the busbar and the connecting tool form clearance fit.
Example one
As shown in fig. 1 and 2, the power bus bar connection tool has a fixed part 1 detachably connected with a power bus bar, a movable part 2 detachably connected with the power bus bar, and a loading part 3 clamping a connection column. The movable part 2 is slidably coupled to the first and second fixed shafts 11,12 of the fixed part 1, the movable part 2 is fixedly coupled to the hydraulic cylinder transmission unit 15 of the fixed part 1 through the movable shaft 13, the movable shaft 13 is axially slid with respect to the first and second fixed shafts 11,12 by being driven by the hydraulic cylinder transmission unit 15, and the loading part 3 is slidably coupled to the second fixed shaft 12 of the fixed part 1 and is slid between the body of the fixed part 1 and the body of the movable part 2. The fixed part 1 and the movable part 2 are both provided with a housing with a handle, the handle is provided with a plurality of keys connected with the circuit control unit 21, and the power input end is connected with the circuit control unit 21. Two side surfaces of the fixing part 1 are respectively provided with a slide block, and the support end of the support part 18 can be protruded or retracted into the fixing part 1 by pushing the slide blocks. When the supporting end protrudes, the supporting end supports the two movable plates of the loading part 3 in the open state, so that the loading part 3 is kept in the open state, and the movable plates are prevented from influencing the smooth butt joint of the busbars. The fixing portion 1 is provided with first locating column 111 with the laminating side of first female arranging, and first locating column 111 is female the prefabricated locating hole cooperation on arranging for fixed portion 1 is female arranging the relative displacement who takes place along female arranging length direction at female arranging butt joint in-process with first, and fixed portion 1 and first female arranging remain relatively still throughout at female arranging butt joint in-process promptly. After the bus bar is butted, the first positioning column 111 withdraws from the prefabricated positioning hole of the first bus bar, so that the detachable connection between the bus bar and the fixing part 1 is realized. The fixing portion 1 is provided with a first heating portion 17 perpendicular to the attaching side of the first busbar, the heating surface of the first heating portion 17 faces the first busbar, a heating key on the trigger handle is triggered, and the first heating portion 17 heats the first busbar at regular time under the control of the circuit control unit 21. The coil built in the first heating part 17 generates a high-frequency alternating magnetic field, and the first busbar with good conductivity is in the high-frequency alternating magnetic field and generates heat under the action of eddy current. The second positioning columns 25 are arranged on the attaching sides of the movable part 2 and the second busbar, and the second positioning columns 25 are matched with prefabricated positioning holes in the second busbar, so that the movable part 2 does not generate relative displacement along the length direction of the busbar with the second busbar in the busbar butt joint process, namely the movable part 2 and the second busbar are always kept relatively static in the busbar butt joint process. The second heating part 26 is vertically arranged on the joint side of the movable part 2 and the second busbar, the heating surface of the second heating part 26 faces the second busbar, a heating key on the handle is triggered, the second heating part 26 heats the second busbar at regular time under the control of the circuit control unit 21, a high-frequency alternating magnetic field generated by a coil built in the second heating part 26 is in the high-frequency alternating magnetic field, and the second busbar with good conductivity generates heat under the action of eddy current. The movable part 2 vertically sets up clamping part 27 with the female laminating side of arranging of second, and clamping part 27 is provided with the tooth's socket, the last centre gripping button of trigger handle, and the inside motor drive unit work of movable part 2 realizes the clamping function that clamping part 27 was female to the second through the meshing of gear and tooth's socket, ensures that the female row of second does not deviate from movable part 2 at the butt joint in-process, and the female row of 2 centre gripping second of movable part removes towards fixed first mother. The release button on the trigger handle, the motor drive unit work inside the movable part 2, the release function of the clamping part 27 to the second busbar is realized through the meshing of the gear and the tooth socket, and the detachable connection of the busbar and the movable part 2 is realized. First, the mobile regulation of second heating portion 26 to the demand of female row thickness of adaptation difference, heating portion adopt high frequency electromagnetic heating can accomplish female no naked light of arranging fast and preheat, preheat evenly, have improved heating efficiency, have eliminated the conflagration hidden danger, have improved operational environment.
As shown in fig. 4, the fixing part 1 is provided with a first fixing shaft 11, a second fixing shaft 12 parallel to the first fixing shaft 11, a movable shaft 13 parallel to the first fixing shaft 11, a first fixing plate 14 perpendicularly and fixedly coupled to the first and second fixing shafts 11,12, a second fixing plate 16 perpendicularly and fixedly coupled to the first and second fixing shafts 11,12, a hydraulic cylinder transmission unit 15 disposed between the first and second fixing plates 14,16, a third fixing plate 19 vertically and fixedly coupled to the first and second fixing shafts 11 and 12, a fourth fixing plate 110 vertically and fixedly coupled to the first and second fixing plates 14 and 16, a first positioning post 111 provided on the fourth fixing plate 110 for inserting a positioning hole of the power bus bar, a first heating part 17 provided on the fourth fixing plate 110 for heating the power bus bar, and a support part 18 for supporting the loading part 3. The movable shaft 13 is fixedly coupled to a piston rod of the hydraulic cylinder transmission unit 15, and the hydraulic cylinder transmission unit 15 drives the movable shaft 13 to move between the first fixing plate 14 and the third fixing plate 19 under the control of the circuit control unit 21. The first heating part 17 is movably coupled to the fourth fixing plate 110 to adjust a distance between the first heating part 17 and the power bus bar, and the first heating unit heats the power bus bar under the control of the circuit control unit 21, wherein the heating mode is high-frequency electromagnetic heating. The supporting end of the supporting portion 18 penetrates the first fixing plate 14, and the length of the supporting end protruding out of the first fixing plate 14 is adjusted by the slider of the supporting portion 18. The loading part 3 is provided with two movable plates which can be opened or closed relatively around the axis of the second fixed shaft 12, the movable plates are provided with receiving cavities for receiving the connecting columns and magnetic elements for enabling the loading part 3 to be in a closed state, the distance between the receiving cavities is consistent with the distance between the prefabricated holes on the busbar, when the loading part 3 is in the closed state, the connecting columns are clamped by the two movable plates, and the connecting columns and the movable plates do not move relatively.
As shown in fig. 5 and 11, the movable portion 2 includes a seventh fixing plate 28, a fifth fixing plate 22 perpendicular to and fixedly connected to the seventh fixing plate 28, a sixth fixing plate 29 perpendicular to and fixedly connected to the seventh fixing plate 28, a second positioning post 25 provided on the seventh fixing plate 28 and inserted into a positioning hole of the power busbar, a clamping portion 27 provided between the fifth and sixth fixing plates 22 and 29 and penetrating through the seventh fixing plate 28 and used for clamping the power busbar, a motor driving unit provided on the seventh fixing plate 28 and used for driving the clamping portion 27 to move, a limiting portion 24 provided on the seventh fixing plate 28 and used for limiting the moving distance of the clamping portion 27, and a second heating portion 26 provided on the seventh fixing plate 28 and used for heating the power busbar. The motor driving unit is connected with the circuit control unit 21, and a gear of the motor driving unit is engaged with a tooth groove provided in the clamping portion 27. The second heating unit 26 is movably coupled to the seventh fixing plate 28 to adjust a distance between the second heating unit 26 and the power bus bar, and the second heating unit heats the power bus bar under the control of the circuit control unit 21, wherein the heating mode is high-frequency electromagnetic heating. The fifth fixing plate 22 is disposed in parallel with the sixth fixing plate 29. The fifth fixing plate 22 is provided with a shaft sleeve 23, the shaft sleeve 23 is in interference fit with the fifth fixing plate 22, and the shaft sleeve 23 is in clearance fit with the first and second fixing shafts 11 and 12. The sixth fixing plate 29 is provided with a shaft sleeve 23, the shaft sleeve 23 is in interference fit with the fifth fixing plate 22, and the shaft sleeve 23 is in clearance fit with the first and second fixing shafts 11 and 12. The circuit control unit 21 is disposed on the inner side surface of the housing of the movable portion 2, and the circuit control unit 21 is electrically connected to the button of the handle, the motor driving unit, the limiting portion 24, and the second heating portion 26. The heating key on the handle is triggered, and the second heating part 26 works for a fixed time. When the clamping button on the handle is triggered, firstly, the engaging relation between the limiting part 24 and the tooth socket arranged on the clamping part 27 is released, namely, the limiting effect of the limiting part 24 on the clamping part 27 is released, then, the motor driving unit works, the motor gear is engaged with the tooth socket arranged on the clamping part 27, the action that the clamping part 27 clamps the busbar is realized, the triggering of the clamping button is stopped, the engaging relation between the limiting part 24 and the tooth socket arranged on the clamping part 27 is recovered, namely, the limiting effect of the limiting part 24 on the clamping part 27 is recovered, the clamping part 27 does not move, and the clamping state of the clamping part 27 on the busbar is maintained. When the release button on the handle is triggered, firstly, the engaging relation between the limiting part 24 and the tooth socket arranged on the clamping part 27 is released, namely, the limiting action of the limiting part 24 on the clamping part 27 is released, then, the motor driving unit works, the motor gear is engaged with the tooth socket arranged on the clamping part 27, the action that the clamping part 27 releases the bus bar is realized, the triggering of the clamping button is stopped, the engaging relation between the limiting part 24 and the tooth socket arranged on the clamping part 27 is recovered, namely, the limiting action of the limiting part 24 on the clamping part 27 is recovered, the clamping part 27 does not move, and the releasing state of the clamping part 27 on the bus bar is maintained.
As shown in fig. 3, the first and second fixed shafts 11,12 of the fixed part 1 penetrate the movable part 2, one end of the movable shaft 13 of the fixed part 1 is fixedly coupled to the fifth fixed plate 22 of the movable part 2 by a nut, and the movable part 2 slides between the third fixed plate 19 of the fixed part 1 and the first fixed plate 14. The second fixed shaft 12 of the fixed part 1 penetrates the loading part 3, and the loading part 3 slides between the fifth fixed plate 22 of the movable part 2 and the first fixed plate 14 of the fixed part 1. The first stationary shaft 11 is in clearance fit with the bushings 23 provided on the fifth and sixth stationary plates 22,29 of the movable portion 2, and the second stationary shaft 12 is in clearance fit with the bushings 23 provided on the fifth and sixth stationary plates 22,29 of the movable portion 2. The arrangement of the first and second fixing shafts 11 and 12 enables the movable part 2 to have only one axial degree of freedom relative to the fixed part 1, that is, the movable part 2 can only axially slide, which is beneficial to the correct butt joint of the busbars.
As shown in fig. 8 to 10, the stopper portion 24 includes a base 47, a cylindrical pin 45 that is interference-fitted to the base 47, a stopper end 46 that is partially inserted into the base 47, a spring 42 that resets the stopper end 46, and an electromagnet 41 that is fitted to a core end 43 of the stopper end 46. The electromagnet 41 is fastened to the base body 47 through a screw, the limiting end 46 is provided with a tooth end 44 meshed with a tooth groove of the clamping part 27, the tooth end 44 is provided with a groove 48 matched with the cylindrical pin 45, the electromagnet 41 attracts the core end 43 of the limiting end 46 to enable the tooth end 44 to be disengaged with the tooth groove of the clamping part 27, the spring 42 acts on the tooth end 44 to enable the tooth end 44 to be meshed with the tooth groove, and the groove 48 arranged on the tooth end 44 is matched with the cylindrical pin 45 to enable the tooth end 44 to move directionally to ensure that the tooth end 44 is meshed with the tooth groove correctly. When the tooth tip 44 engages the tooth slot, the stopper tip 46 restricts the movement of the holding portion 27; when the tooth end 44 is disengaged from the tooth groove, the movement of the holding portion 27 is not restricted by the positioning end 46, and the holding portion 27 is moved by the motor driving unit.
The first fixing shaft 11 is fixedly connected with the first fixing plate 14 through a cylindrical pin 45, and the second fixing shaft 12 is fixedly connected with the first fixing plate 14 through a cylindrical pin 45. The first fixed shaft 11 is fixedly coupled with the second fixed plate 16 through a cylindrical pin 45, and the second fixed shaft 12 is fixedly coupled with the second fixed plate 16 through a cylindrical pin 45 (see fig. 6).
As shown in fig. 7, the first fixed shaft 11 is fixedly coupled to the third fixed plate 19 by a cylindrical pin 45, and the second fixed shaft 12 is fixedly coupled to the third fixed plate 19 by a cylindrical pin 45. The ends of the first and second fixed shafts 11,12 are fixedly connected by the third fixing plate 19, so that the rigidity of the fixing part 1 is improved, and the smoothness of the sliding of the movable part 2 on the first and second fixed shafts 11,12 is ensured.
The bus bar butt joint process is as follows
As shown in fig. 12, the first positioning column 111 of the fixing portion 1 is inserted into a positioning hole prefabricated on the first busbar, so that the fourth fixing plate 110 of the fixing portion 1 is attached to the first busbar. The movable part 2 is slid to a first position, i.e., a position where the movable part 2 is attached to the third fixing plate 19 of the fixing part 1. Simultaneously, the corresponding keys on the two handles are triggered to move the clamping part 27 of the movable part 2 to a position which is enough to clamp the second busbar. The loading part 3 is turned to a position where it is convenient to load the coupling studs, so that the loading part 3 is in an open state.
As shown in fig. 13, the coupling stud is placed centrally into the receiving cavity of the loading section 3.
As shown in fig. 14, the movable plate of the loading portion 3 is closed, and the loading portion 3 is held in the closed state by the magnetic elements provided on the movable plate.
As shown in fig. 15, the loading part 3 loaded with the coupling posts is rotated to align the coupling posts with the preliminary holes of the first busbar.
As shown in fig. 16, the positioning holes preformed on the second busbar are inserted into the second positioning pillars 25 of the movable portion 2, so that the seventh fixing plate 28 of the movable portion 2 is attached to the second busbar.
As shown in fig. 17, the corresponding keys on the two handles are simultaneously activated, so that the holding portion 27 of the movable portion 2 holds the second busbar. The positions of the first and second heating portions 26 are adjusted so that the heating surfaces of the heating portions are attached to the busbars. And simultaneously triggering the corresponding keys of the two handles to simultaneously heat the busbar by the first heating part and the second heating part 26 at regular time and long time.
As shown in fig. 18, after the busbar is heated, the diameter of the prefabricated hole on the busbar is increased due to the thermal expansion and thermal shrinkage, and the diameter of the prefabricated hole is larger than that of the connecting column, so that the connecting column can be conveniently assembled in the prefabricated hole. And simultaneously triggering corresponding keys on the two handles to enable the hydraulic cylinder transmission unit 15 to work, so that the movable part 2 moves from the first position to the second position. After the connecting column part is inserted into the first busbar and the second busbar, the slide block of the supporting part 18 arranged on the fixing part 1 is pushed to enable the supporting end to protrude, so that the loading part 3 can be opened, the protruding supporting end is utilized to support the movable plate of the loading part 3, the loading part 3 is kept in an opening state, and the phenomenon that the first busbar and the second busbar are clamped to the loading part 3 in the butt joint process is avoided.
As shown in fig. 19, the corresponding key is continuously triggered until the abutting surfaces of the first and second bus bars are completely attached, that is, the movable portion 2 is located at the second position, and the triggering of the corresponding key is stopped.
After the busbar is cooled, the corresponding keys on the two handles are simultaneously activated to release the second busbar from the clamping portion 27, as shown in fig. 20. And (3) removing the power busbar connecting tool to complete the assembly of the connecting column and the butt joint of the busbars (see fig. 21).
Example two
The hydraulic cylinder transmission unit 15 in the first embodiment is replaced by the pneumatic cylinder transmission unit, the compressed air release unit is arranged to cool the heated busbar, and the air source of the pneumatic cylinder transmission unit and the air source of the compressed air release unit are provided through the air inlet end 5. As shown in fig. 22, the power bus bar connection tool has a fixed portion 1 detachably connected with the power bus bar, a movable portion 2 detachably connected with the power bus bar, and a loading portion 3 clamping the connection column, the movable portion 2 is slidably connected to first and second fixed shafts 11,12 of the fixed portion 1, the movable portion 2 is fixedly connected to the pneumatic cylinder transmission unit of the fixed portion 1 through a movable shaft 13, the movable shaft 13 is driven by the pneumatic cylinder transmission unit to axially slide relative to the fixed shafts, and the loading portion 3 is slidably connected to the second fixed shaft 12 of the fixed portion 1 and slides between the main body of the fixed portion 1 and the main body of the movable portion 2. The air inlet end 5 of the fixing part 1 is connected with an external pressure air source.
Claims (8)
1. The electric power busbar connecting tool is characterized by further comprising a fixed part (1) detachably connected with the electric power busbar, a movable part (2) detachably connected with the electric power busbar and a loading part (3) clamping a connecting column, wherein the movable part (2) is slidably connected with a first fixed shaft (11) and a second fixed shaft (12) of the fixed part (1), the movable part (2) is fixedly connected with the hydraulic cylinder transmission unit (15) of the fixed part (1) through a movable shaft (13), the movable shaft (13) is driven by the hydraulic cylinder transmission unit (15) to axially slide relative to the first fixed shaft (11) and the second fixed shaft (12), and the loading part (3) is movably connected with the second fixed shaft (12) of the fixed part (1), slides between the main body of the fixed part (1) and the main body of the movable part (2) and rotates around the second fixed shaft (12) (ii) a The fixing part (1) is provided with a first fixing shaft (11), a second fixing shaft (12) parallel to the first fixing shaft (11), a movable shaft (13) parallel to the first fixing shaft (11), a first fixing plate (14) perpendicular to and fixedly connected with the first and second fixing shafts (11,12), a second fixing plate (16) perpendicular to and fixedly connected with the first and second fixing shafts (11,12), a hydraulic cylinder transmission unit (15) arranged between the first and second fixing plates (16), a third fixing plate (19) perpendicular to and fixedly connected with the first and second fixing shafts (11,12), a fourth fixing plate (110) perpendicular to and fixedly connected with the first and second fixing plates (14,16), a first positioning column (111) arranged on the fourth fixing plate (110) and used for inserting a positioning hole on the electric bus bar, and the movable shaft (13) is fixedly connected with a piston rod of the hydraulic cylinder transmission unit (15), the piston rod drives the movable shaft (13) to move between the first fixing plate (14) and the third fixing plate (19).
2. The power busbar connection tool according to claim 1, wherein the movable portion (2) is provided with a seventh fixing plate (28), a fifth fixing plate (22) which is perpendicular to and fixedly connected with the seventh fixing plate (28), a sixth fixing plate (29) which is perpendicular to and fixedly connected with the seventh fixing plate (28), a second positioning column (25) which is arranged on the seventh fixing plate (28) and is used for inserting a positioning hole on the power busbar, a clamping portion (27) which is arranged between the fifth and sixth fixing plates (22,29) and penetrates through the seventh fixing plate (28) and is used for clamping the power busbar, a motor driving unit which is arranged on the seventh fixing plate (28) and is used for driving the clamping portion (27) to move, and a limiting portion (24) which is arranged on the seventh fixing plate (28) and is used for limiting the moving distance of the clamping portion (27); the loading part (3) is provided with two movable plates which can be opened or closed relatively around the axis of the second fixed shaft (12), and the movable plates are provided with receiving cavities for receiving the coupling columns.
3. The power busbar joining tool according to claim 2, wherein the fixing portion (1) further comprises a first heating portion (17) disposed on the fourth fixing plate (110) for heating the power busbar, the first heating portion (17) being movably coupled to the fourth fixing plate (110) to adjust a distance between the first heating portion (17) and the power busbar; the movable part (2) further comprises a second heating part (26) which is arranged on the seventh fixing plate (28) and used for heating the power busbar, and the second heating part (26) is movably connected to the seventh fixing plate (28) to adjust the distance between the second heating part (26) and the power busbar.
4. A power bus bar connection tool according to claim 3, wherein the fixing portion (1) is further provided with a support portion (18) for supporting the loading portion (3), a support end of the support portion (18) penetrates through the first fixing plate (14), and a length of the support end protruding out of the first fixing plate (14) is adjusted by a slider of the support portion (18).
5. The power bus bar coupling tool according to claim 2, wherein the limiting part (24) comprises a base body (47) and a cylindrical pin (45) in interference fit with the base body (47), the limiting end (46) partially inserted into the base body (47), a spring (42) enabling the limiting end (46) to reset and an electromagnet (41) matched with a core end (43) of the limiting end (46), the electromagnet (41) is fastened to the base body (47) through a screw, the limiting end (46) is provided with a tooth end (44) meshed with a tooth groove of the clamping portion (27), the tooth end (44) is provided with a groove (48) matched with the cylindrical pin (45), the electromagnet (41) attracts the core end (43) of the limiting end (46) to enable the tooth end (44) to be disengaged from the tooth groove of the clamping portion (27), and the spring (42) acts on the tooth end (44) to enable the tooth end (44) to be meshed with the tooth groove in a recovery mode.
6. The power busbar connection tool according to claim 2, wherein the first fixed shaft (11) is fixedly connected with the first fixed plate (14) through a cylindrical pin (45), the second fixed shaft (12) is fixedly connected with the first fixed plate (14) through the cylindrical pin (45), the first fixed shaft (11) is fixedly connected with the second fixed plate (16) through the cylindrical pin (45), and the second fixed shaft (12) is fixedly connected with the second fixed plate (16) through the cylindrical pin (45).
7. The power bus bar connection tool according to claim 2, wherein the first fixed shaft (11) is fixedly connected with the third fixed plate (19) through a cylindrical pin (45), and the second fixed shaft (12) is fixedly connected with the third fixed plate (19) through the cylindrical pin (45).
8. The tool for connecting electric busbars according to claim 2, wherein one end of the movable shaft (13) of the fixed part (1) is fixedly connected with the fifth fixed plate (22) of the movable part (2) through a nut.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710230067.8A CN107017508B (en) | 2017-04-10 | 2017-04-10 | Power bus-bar couples instrument |
| CN2017102300678 | 2017-04-10 | ||
| PCT/CN2017/087634 WO2018049855A1 (en) | 2017-04-10 | 2017-06-08 | Power busbar connection tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108140979A CN108140979A (en) | 2018-06-08 |
| CN108140979B true CN108140979B (en) | 2019-12-24 |
Family
ID=59271015
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710230067.8A Active CN107017508B (en) | 2017-04-10 | 2017-04-10 | Power bus-bar couples instrument |
| CN201710987838.8A Active CN107732548B (en) | 2017-04-10 | 2017-04-10 | Vapour-pressure type power bus-bar couples tool |
| CN201780003295.XA Active CN108140979B (en) | 2017-04-10 | 2017-06-08 | Power bus bar connecting tool |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710230067.8A Active CN107017508B (en) | 2017-04-10 | 2017-04-10 | Power bus-bar couples instrument |
| CN201710987838.8A Active CN107732548B (en) | 2017-04-10 | 2017-04-10 | Vapour-pressure type power bus-bar couples tool |
Country Status (5)
| Country | Link |
|---|---|
| US (3) | US10826260B2 (en) |
| CN (3) | CN107017508B (en) |
| GB (2) | GB2561406B (en) |
| IE (1) | IE87115B1 (en) |
| WO (1) | WO2018049855A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107017508B (en) * | 2017-04-10 | 2017-11-17 | 龚柱 | Power bus-bar couples instrument |
| CN108258633B (en) * | 2017-04-10 | 2019-12-24 | 泉州睿郎机电技术有限公司 | Pneumatic motor type electric bus bar connecting tool |
| CN110380320B (en) * | 2019-08-16 | 2020-09-22 | 晋江叁井古德工业设计有限公司 | Power bus docking platform and platform operation method thereof |
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2018
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Also Published As
| Publication number | Publication date |
|---|---|
| GB201708344D0 (en) | 2017-07-12 |
| US10826260B2 (en) | 2020-11-03 |
| GB2561462B (en) | 2019-10-02 |
| GB2561406B (en) | 2019-08-28 |
| US10587086B2 (en) | 2020-03-10 |
| CN107732548A (en) | 2018-02-23 |
| IE87115B1 (en) | 2020-06-24 |
| US20180294611A1 (en) | 2018-10-11 |
| CN107017508B (en) | 2017-11-17 |
| IE20170252A1 (en) | 2018-10-17 |
| US11211759B2 (en) | 2021-12-28 |
| GB2561462A (en) | 2018-10-17 |
| GB201806431D0 (en) | 2018-06-06 |
| WO2018049855A1 (en) | 2018-03-22 |
| CN107017508A (en) | 2017-08-04 |
| CN107732548B (en) | 2019-05-03 |
| GB2561406A (en) | 2018-10-17 |
| CN108140979A (en) | 2018-06-08 |
| US20200153188A1 (en) | 2020-05-14 |
| US20200028310A1 (en) | 2020-01-23 |
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Effective date of registration: 20191202 Address after: Room 416, No.136, Dongqian Road, Dongyuan Town, Taishang investment district, Quanzhou City, Fujian Province Applicant after: Quanzhou ruilang Electromechanical Technology Co., Ltd Address before: 361021 room 55, building 2408, waterfront community, Jimei District, Fujian, Xiamen Applicant before: Gong Zhu |
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